Top 100 Call Center Services in California
The Best of May 2024
Looking for a top voice service and call center company in California?
Voice services companies provide value to your company: automating your client communication allows your company the flexibility to devote resources to core firm-building activities.
To assist you in your search for a partner, we’ve compiled this list of the top voice and call center services in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California Voice Services Providers
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Featured providers
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- $1,000+
- 1,000 - 9,999 employees
- Wilmington, DE
Read MoreSupportYourApp is a Support-as-a-Service company founded in 2010 and headquartered in Wilmington, US. SupportYourApp's team of over 2000 professionals provides secure technical, customer support, and CX services to growing companies around the globe.
Industries
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- $1,000+
- 250 - 999 employees
- Orlando, FL
Read MoreXACT is a telecommunications company, founded in 1998 and located in Orlando, Fla. They have 69 employees specializing in custom-designed contact center solutions for companies in business services, finance, and consumer products and services. They offer voice services, help desk and web support, marketing, and virtual receptionist services.
Industries
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- $1,000+
- 1,000 - 9,999 employees
- Davao City, Philippines
Read MoreLaunched in 2006, six eleven global services and solutions is a call center service. The company specializes in call center services, sales outsourcing, back office outsourcing, customer service outsourcing, and more and has a large team. The company is in Davao City, Philippines and Davao City, Philippines.
Industries
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31
- $50,000+
- 10,000+ employees
- Santa Monica, CA
TaskUs is a Santa Monica, California-based call center. The large team focuses on voice services and non-voice bpo/back office services and was launched in 2008.Read MoreIndustries
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32
- $1,000+
- 2 - 9 employees
- Manhattan Beach, CA
Read More89Bots.com is a Messenger marketing automation studio founded in Los Angeles with no more than 10 professionals. They offer conversion optimization, web development, and AI solutions to small and medium-sized companies alike.
Clients
- edTechBase
Industries
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Featured providers
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- $1,000+
- 1,000 - 9,999 employees
- Denver, CO
Read MoreCience is a PaaS (People as a Service) company based in Los Angeles. It has offices in Ukraine and Manila and was established in 2015. Their team of more than 550 employees offers voice services, conversion optimization, and CRM consulting and SI services.
Industries
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- $1,000+
- 50 - 249 employees
- Chicago, IL
Read MoreHit Rate Solutions is a global provider of contact center services to clients worldwide. Primarily focused on industries such as consumer products, retail, and manufacturing, Hit Rate Solutions specializes in voice services and non-voice BPO/back office services. The company was established in 2008 and is headquartered in Bacolod, Philippines. Their team is made up of 39 employees.
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33
- $1,000+
- 250 - 999 employees
- Irvine, CA
Read MoreKareo is a cloud-based medical technology platform based in Irvine, Calif., with offices in San Francisco, Las Vegas, Los Angeles, and Costa Rica. Founded in 2004, Kareo's team of 597 employees provides non-voice BPO/back office services and voice services to healthcare and medical related businesses.
Clients
- Capterra
Industries
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34
- $5,000+
- 50 - 249 employees
- Cupertino, CA
Nexsales is a conversion optimization company. The Cupertino, California-based agency was established in 2008. The midsize team specializes in conversion optimization, BI & big data consulting & SI, business consulting, demand generation marketing, and more.Read MoreIndustries
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35
- $1,000+
- 10 - 49 employees
- Glendale, CA
WebStax Studio is a social media marketing firm. Founded in 2011, the team specializes in social media marketing, search engine optimization, pay per click, web design, and more. Their small firm is in Glendale, California.Read MoreIndustries
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36
- $1,000+
- 50 - 249 employees
- Los Angeles, CA
Read MoreZventus, a non-voice bpo/back office services and call center, was established in 2016. They are based in Los Angeles, California and have a midsize team. Zventus focuses on non-voice bpo/back office services and voice services.
Industries
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37
- Undisclosed
- 10 - 49 employees
- Los Angeles, CA
Read MoreAnswering 365 is a call center of 5 employees. Founded in 1989, their headquarters is in Los Angeles. They offer voice services to clients in the healthcare, IT, business, and financial industries.
Clients
- Cedars Sinai Hospital
Industries
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38
- $1,000+
- 2 - 9 employees
- Laguna Beach, CA
Read MoreEstablished in 2022, Salesautomators is a CRM consulting and SI company. They are headquartered in Laguna Beach, California and have a small team. The company offers CRM consulting and SI, IT strategy consulting, other IT consulting and SI, business consulting, and more.
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39
- $1,000+
- 50 - 249 employees
- Sacramento, CA
Read MoreSoftfile is a BPO services corporation founded in 1988. Based in Sacramento, Calif., their team of about 20 employees specializes in Non-Voice BPO/Back Office Services and voice services. The industries they focus on are financial services, legal, healthcare, and medical.
Clients
- The County of Sonoma
Industries
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40
- Undisclosed
- 250 - 999 employees
- Pleasanton, CA
Packet Fusion is an answering service company. Their midsize team is in Pleasanton, California and Pleasanton, California. Their services include voice services.Read More -
41
- $1,000+
- 50 - 249 employees
- Santa Monica, CA
Located in Santa Monica, California, Calltastic is a business consulting company. The midsize agency was launched in 2020. Their services include business consulting, call center services, customer service outsourcing, sales outsourcing, and more.Read MoreIndustries
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42
- $1,000+
- 2 - 9 employees
- Palmdale, CA
Phone answering service Z4 Tech Medical Solutions is located in Palmdale, California and Muharraq, Bahrain. The small team offers call center services and back office outsourcing and was founded in 2022.Read MoreIndustries
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43
- Undisclosed
- 10 - 49 employees
- Los Angeles, CA
Read MoreSound Telecom is an answering services provider based in Spokane, Wash., with a team of 25. Founded in 1986, the team provides voice and transcription services for clients in a variety of industry.
Clients
- Boeing
Industries
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44
- $1,000+
- 50 - 249 employees
- San Francisco, CA
Emerge natural sales solutions is a midsize San Francisco, California-based customer service outsourcing company. Launched in 2016, the team focuses on customer service outsourcing, sales outsourcing, and business consulting.Read MoreIndustries
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45
- $1,000+
- 50 - 249 employees
- San Jose, CA
RPM BPO is a call center company. Their midsize team is in San Jose, California. The firm offers call center services, back office outsourcing, customer service outsourcing, and sales outsourcing.Read MoreIndustries
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46
- $1,000+
- 1,000 - 9,999 employees
- San Jose, CA
8x8 is a telephone answering service. Headquartered in San Jose, California; San Jose, California; New York, New York and Buckinghamshire, United Kingdom, their large team offers voice services. The agency was founded in 1987.Read MoreIndustries
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47
- $1,000+
- 10,000+ employees
- Gardena, CA
Transcosmos is a phone answering service. Located in Gardena, California; Sacramento, California and San Jose, California, their large team specializes in voice services and non-voice bpo/back office services. The company was launched in 1966.Read MoreIndustries
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48
- $1,000+
- 250 - 999 employees
- Livermore, CA
Performant is a Livermore, California-based answering service. The agency offers voice services, non-voice bpo/back office services, and accounting and is midsize.The agency was launched in 1976.Read MoreIndustries
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49
- $1,000+
- 10,000+ employees
- Irvine, CA
Read MoreFounded in 1999, Alorica is a large non-voice bpo/back office services and call center. Their services include non-voice bpo/back office services and voice services. The firm is headquartered in Irvine, California.
Industries
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50
- $1,000+
- 50 - 249 employees
- Pleasant Hill, CA
Read MoreCall24 Communications, a call center, was launched in 1985. Their midsize team is headquartered in Pleasant Hill, California. Their services include voice services.
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51
- $1,000+
- 50 - 249 employees
- San Francisco, CA
Read MoreNon-voice bpo/back office services and call center Tactical TeleSolutions was launched in 1991. Their midsize team is headquartered in San Francisco, California and specializes in non-voice bpo/back office services and voice services.
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52
- $1,000+
- 10 - 49 employees
- Oakland, CA
Established in 1986, Topaz Services is a call center. In Oakland, California, their small team focuses on voice services and non-voice bpo/back office services.Read More -
53
- $1,000+
- 50 - 249 employees
- Berkeley, CA
Read MoreDirect Line, a call center, is based in Berkeley, California. They specialize in voice services and were launched in 1979.
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54
- $1,000+
- 2 - 9 employees
- Santa Ana, CA
Telephone answering service LaBell Exchange was founded in 1975. The small team specializes in voice services. The company is located in Santa Ana, California.Read More -
55
- $1,000+
- 50 - 249 employees
- Los Angeles, CA
Read MoreSD&A Teleservices is a midsize call center founded in 1983. Their team offers voice services and non-voice bpo/back office services. The company is in Los Angeles, California.
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56
- $1,000+
- 50 - 249 employees
- Los Angeles, CA
Read MoreTelephone answering service CallCentersNow was founded in 2015. The midsize team provides voice services. The firm is in Los Angeles, California.
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57
- $1,000+
- 50 - 249 employees
- San Diego, CA
California Marketing Group is a call center service in San Diego, California. The midsize team provides voice services and was launched in 1985.Read More -
58
- $25,000+
- 50 - 249 employees
- San Diego, CA
Phone Ware, a telephone answering service, is located in San Diego, California. The firm specializes in voice services and non-voice bpo/back office services and has a midsize team.The firm was established in 1977.Read More -
59
- $1,000+
- 2 - 9 employees
- Torrance, CA
Gordon & Schwenkmeyer, Inc. (GSI), a telephone answering service, is located in Torrance, California. The small company was founded in 1985. Their services include voice services.Read More -
60
- $1,000+
- 10 - 49 employees
- San Diego, CA
Call center ZipQuote is headquartered in San Diego, California. They focus on voice services and were launched in 2008.Read More
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